convert //gpu to std::unique_ptr

content/renderer/pepper/ppb_graphics_3d_impl.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_
 #define CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_
 
 #include <stdint.h>
 
+#include <memory>
+
 #include "base/macros.h"
 #include "base/memory/shared_memory.h"
 #include "base/memory/weak_ptr.h"
 #include "gpu/command_buffer/client/gpu_control_client.h"
 #include "gpu/command_buffer/common/command_buffer_id.h"
 #include "gpu/command_buffer/common/mailbox.h"
 #include "gpu/command_buffer/common/sync_token.h"
 #include "ppapi/shared_impl/ppb_graphics_3d_shared.h"
 #include "ppapi/shared_impl/resource.h"
 
@@ skipping 88 matching lines @@
   std::unique_ptr<gpu::CommandBufferProxyImpl> command_buffer_;
 
   base::WeakPtrFactory<PPB_Graphics3D_Impl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PPB_Graphics3D_Impl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_PPB_GRAPHICS_3D_IMPL_H_